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| PartNumber | PTZTE2518B | PTZTE2518A | PTZTE2518B , RC116Q |
| Description | Zener Diodes 18V 20MA | Zener Diodes ZENER 1W 18V SURF.MNT. | |
| Manufacturer | ROHM Semiconductor | ROHM Semiconductor | - |
| Product Category | Zener Diodes | Zener Diodes | - |
| RoHS | Y | Y | - |
| Vz Zener Voltage | 28.9 V | 19.1 V | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOD-106-2 | SOD-106-2 | - |
| Pd Power Dissipation | 1 W | 1 W | - |
| Voltage Tolerance | 7 % | - | - |
| Voltage Temperature Coefficient | 15 mV/C | 15 mV/C | - |
| Zener Current | 20 mA | 20 mA | - |
| Zz Zener Impedance | 12 Ohms | 12 Ohms | - |
| Minimum Operating Temperature | - 55 C | - 55 C | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Configuration | Single | Single | - |
| Test Current | 40 mA | - | - |
| Packaging | Reel | Reel | - |
| Series | PTZ18B | PTZ18A | - |
| Height | 1.9 mm | - | - |
| Length | 4.5 mm | - | - |
| Termination Style | SMD/SMT | SMD/SMT | - |
| Width | 2.6 mm | - | - |
| Brand | ROHM Semiconductor | ROHM Semiconductor | - |
| Ir Reverse Current | 10 uA | 10 uA | - |
| Product Type | Zener Diodes | Zener Diodes | - |
| Factory Pack Quantity | 1500 | 1500 | - |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | - |
| Part # Aliases | PTZ18B | - | - |